Cita APA (7th ed.)

Stewart, D., & Blocker, H. G. (1987). Fundamentals of philosophy (2nd ed.). Macmillan.

Cita Chicago (17th ed.)

Stewart, David, i H. Gene Blocker. Fundamentals of Philosophy. 2nd ed. New York: Macmillan, 1987.

Cita MLA (9th ed.)

Stewart, David, i H. Gene Blocker. Fundamentals of Philosophy. 2nd ed. Macmillan, 1987.